Home / 250,711,235.70-376,066,853.55-207,629,085.30

Finding the Fourth Proportional to 250,711,235.70, 376,066,853.55 and 207,629,085.30

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Solution

The fourth proportional to 250,711,235.70, 376,066,853.55 and 207,629,085.30 is: 311,443,627.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,711,235.70 : 376,066,853.55 = 207,629,085.30 : x
  2. Step 2: Convert to fraction form
    250,711,235.70/376,066,853.55 = 207,629,085.30/x
  3. Step 3: Cross multiply
    250,711,235.70x = 376,066,853.55 × 207,629,085.30
  4. Step 4: Simplify right side
    250,711,235.70x = 78,082,416,814,235,568
  5. Step 5: Solve for x
    x = 78,082,416,814,235,568/250,711,235.70
  6. Step 6: Final answer
    x = 311,443,627.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.